code: def __init__(self, theta):
      self.theta = theta
  
imports: from __future__ import absolute_import
  from __future__ import division
  from __future__ import print_function
  import numpy
  import tensorflow
  from tf_agents.bandits.environments import stationary_stochastic_py_environment
  from tf_agents.policies import random_py_policy
  from tf_agents.specs import array_spec
  from tf_agents.trajectories import time_step
label_desc: Use image node_id 1 to create a new LinearDeterministicReward object from inherited base classes: object with example: obj = LinearDeterministicReward(theta)